Nicki Minaj and Justin Bieber speak onstage during the BET Awards '11 held at the Shrine Auditorium on June 26, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Justin Bieber takes part in a bungy jump at Auckland Bridge Bungy, Westhaven Marina during his one day visit to New Zealand on April 28, 2010 in Auckland, New Zealand. (Photo by Sandra Mu/Getty Images for Tourism NZ)

Justin Bieber takes part in a bungy jump at Auckland Bridge Bungy, Westhaven Marina during his one day visit to New Zealand on April 28, 2010 in Auckland, New Zealand. (Photo by Sandra Mu/Getty Images for Tourism NZ)

Justin Bieber accepts the Digital Artist of the Year award onstage during the 2011 Billboard Music Awards at the MGM Grand Garden Arena May 22, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for ABC)

Justin Bieber attends the 2011 CMT Music Awards at the Bridgestone Arena on June 8, 2011 in Nashville, Tennessee. (Photo by Rick Diamond/Getty Images for CMT)

Justin Bieber performs on stage at Acer Arena on April 28, 2011 in Sydney, Australia. (Photo by Mark Metcalfe/Getty Images)

Justin Beiber unveils his waxwork at Madame Tussauds on March 15, 2011 in London, England. (Photo by Gareth Cattermole/Getty Images)

Justin Bieber and Rihanna sit in the audience during the 2011 NBA All-Star game at Staples Center on February 20, 2011 in Los Angeles, California.

Selena Gomez and Justin Bieber arrive at the Vanity Fair Oscar party hosted by Graydon Carter held at Sunset Tower on February 27, 2011 in West Hollywood, California. (Photo by Pascal Le Segretain/Getty Images)

Justin Bieber plays at the 2011 BBVA NBA All-Star Celebrity Game at the Los Angeles Convention Center on February 18, 2011 in Los Angeles, California.

Justin Bieber and musician Lenny Kravitz pose for a photo during the 2011 NBA All-Star game at Staples Center on February 20, 2011 in Los Angeles, California.

Justin Bieber and Scooter Braun arrive at the premiere of Paramount Pictures' "Justin Bieber: Never Say Never" held at Nokia Theater L.A. Live on February 8, 2011 in Los Angeles, California. (Photo by Alberto E. Rodriguez/Getty Images for Paramount Pictures)

Usher, Justin Bieber and Jaden Smith attend The 53rd Annual GRAMMY Awards held at Staples Center on February 13, 2011 in Los Angeles, California. (Photo by Larry Busacca/Getty Images For The Recording Academy)

Justin Bieber poses in the press room at The 53rd Annual GRAMMY Awards held at Staples Center on February 13, 2011 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Justin Bieber and Usher perform onstage during the 53rd Annual GRAMMY Awards held at Staples Center on February 13, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Jaden Smith and Justin Bieber perform onstage during the 53rd Annual GRAMMY Awards held at Staples Center on February 13, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Avril Lavigne presents Justin Bieber the International Breakthrough Act Award onstage at The Brit Awards 2011 held at The O2 Arena on February 15, 2011 in London, England. (Photo by Dave J Hogan/Getty Images)

Justin Bieber attends the European premiere of Justin Bieber: Never Say Never held at The Cineworld O2 on February 16, 2011 in London, England. (Photo by Dave Hogan/Getty Images)

Justin Bieber poses with a fan as he arrives at the premiere of Paramount Pictures' "Justin Bieber: Never Say Never" held at Nokia Theater L.A. Live on February 8, 2011 in Los Angeles, California. (Photo by Alberto E. Rodriguez/Getty Images for Paramount Pictures)

Justin Bieber and Lynsey Mickolas attend the New York premiere of "Justin Bieber: Never Say Never" at Regal E-Walk 13 on February 2, 2011 in New York City. (Photo by Michael Loccisano/Getty Images)

Justin Bieber, Usher and manager Scooter Braun arrive at the premiere of Paramount Pictures' "Justin Bieber: Never Say Never" held at Nokia Theater L.A. Live on February 8, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Justin Bieber arrives at the 16th annual Critics' Choice Movie Awards at the Hollywood Palladium on January 14, 2011 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for VH1)

Justin Bieber arrives at the 68th Annual Golden Globe Awards held at The Beverly Hilton hotel on January 16, 2011 in Beverly Hills, California. (Photo by Frazer Harrison/Getty Images)

Justin Bieber and Ozzy Osbourne pose on the set of Best Buy's inaugural Big Game commercial, in which they both star on January 17, 2011 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for Best Buy)

Justin Bieber performs during Z100's Jingle Ball 2010 at Madison Square Garden on December 10, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)

Justin Bieber poses as he signs copies of his new book First Step 2 Forever: My Story held at The Relentless Garage, Highbury Corner on December 5, 2010 in London, England. (Photo by Dave J Hogan/Getty Images)

Justin Bieber poses in the press room during the MTV Video Music Awards at NOKIA Theatre L.A. LIVE on September 12, 2010 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)

Justin Bieber performs onstage during the 2010 MTV Video Music Awards at NOKIA Theatre L.A. LIVE on September 12, 2010 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Will Ferrell and singer Justin Bieber arrive at the premiere of DreamWorks Animation's "Megamind" at Hollywood and Highland on October 30, 2010 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Justin Bieber performs at New Look Foundation's First Annual World Leadership Awards at Cobb Energy Performing Arts Centre on August 6, 2010 in Atlanta, Georgia. (Photo by Rick Diamond/Getty Images for Usher's New Look Foundation)

Justin Bieber performs onstage the Nickelodeon 2010 Upfront Presentation at Hammerstein Ballroom on March 11, 2010 in New York City. (Photo by Larry Busacca/Getty Images for Nickelodeon)

Miranda Cosgrove and musician Justin Bieber attend the Nickelodeon 2010 Upfront Presentation at Hammerstein Ballroom on March 11, 2010 in New York City. (Photo by Larry Busacca/Getty Images for Nickelodeon)

Justin Bieber performs live for a Biz Session to promote his album My World 2.0 on March 19, 2010 in London, England. (Photo by Dave Hogan/Getty Images)

Kim Kardashian and Justin Bieber attend the TIME/CNN/People/Fortune 2010 White House Correspondents' dinner pre-party at Hilton Washington Hotel on May 1, 2010 in Washington, DC. (Photo by Larry Busacca/Getty Images for Time Inc)

Justin Bieber visits BET's 106 & Park at BET Studios on March 22, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber and Selena Gomez enjoy a day at the beach in Maui on May 26, 2011. (Flynet Pictures)

Justin Bieber is surrounded by fans as he leaves the Claridge's hotel in London on March 16, 2011. (Flynet Pictures)

Justin Bieber, his bodyguard and his assistant seen catching a flight at LAX airport in Los Angeles on February 14, 2011. (Flynet Pictures)

Justin Bieber poses with the Do Something Music Artist award at the 2011 VH1 Do Something Awards at the Hollywood Palladium on August 14, 2011 in Hollywood, California. (Photo by Christopher Polk/Getty Images for VH1)